/** 数据新增、修改 */
import { isArray } from 'util'
import { exportDefault, titleCase, deepClone } from '@/components/fortress-draggable/utils/index'
import ruleTrigger from './ruleTrigger'

const baseUrl = process.env.VUE_APP_ROOT_URL_ENV;

const units = {
  KB: '1024',
  MB: '1024 / 1024',
  GB: '1024 / 1024 / 1024'
}
let confGlobal
const inheritAttrs = {
  file: '',
  dialog: 'inheritAttrs: false,'
}
let tbId


/**
 * 组装js 【入口函数】
 * @param {Object} formConfig 整个表单配置
 * @param {String} type 生成类型，文件或弹窗等
 * @param {String} configTbId 表单id
 * @param {String} recordId 记录id
 */
export function makeUpJs(formConfig, type, configTbId, recordId) {
  confGlobal = formConfig = deepClone(formConfig)
  tbId = configTbId
  const dataList = []
  const ruleList = []
  const optionsList = []
  const propsList = []
  const methodList = mixinMethod(type)
  const uploadVarList = []
  const created = []
  const mounted = []
  let intervalSecond = 60;
  // recordId = '1468512834347020290'
  formConfig.fields.forEach(el => {
    buildAttributes(el, dataList, ruleList, optionsList, methodList, propsList, uploadVarList, created)
    //短信验证码特殊处理
    if (el.__config__.tag == "phone_sms") {
      dataList.push(`code_sms: '',`)
      intervalSecond = el.__config__.intervalSecond
    }
  })
  dataList.push(`id: '${recordId}'`)
  mounted.push(`this.resetForm()`)
  if (recordId) {
    mounted.push(`this.init('${tbId}','${recordId}')`)
  }
  buildBizMethod(methodList);
  const script = buildexport(
    formConfig,
    type,
    dataList.join('\n'),
    ruleList.join('\n'),
    optionsList.join('\n'),
    uploadVarList.join('\n'),
    propsList.join('\n'),
    methodList.join('\n'),
    created.join('\n'),
    mounted.join('\n'),
    configTbId,
    intervalSecond
  )
  confGlobal = null
  return script
}

// 构建组件属性
function buildAttributes(scheme, dataList, ruleList, optionsList, methodList, propsList, uploadVarList, created) {
  const config = scheme.__config__
  const slot = scheme.__slot__
  buildData(scheme, dataList)
  buildRules(scheme, ruleList)

  // 特殊处理options属性
  if (scheme.options || (slot && slot.options && slot.options.length)) {
    buildOptions(scheme, optionsList)
    if (config.dataType === 'dynamic') {
      const model = `${scheme.__vModel__}Options`
      const options = titleCase(model)
      const methodName = `get${options}`
      buildOptionMethod(methodName, model, methodList, scheme)
      callInCreated(methodName, created)
    }
  }

  // 处理props
  if (scheme.props && scheme.props.props) {
    buildProps(scheme, propsList)
  }

  // 处理el-upload的action
  if (scheme.action && config.tag === 'el-upload') {
    uploadVarList.push(
      `${scheme.__vModel__}Action: '${scheme.action}',
      ${scheme.__vModel__}fileList: [],`
    )
    methodList.push(buildBeforeUpload(scheme))
    // 非自动上传时，生成手动上传的函数
    if (!scheme['auto-upload']) {
      methodList.push(buildSubmitUpload(scheme))
    }
  }

  // 构建子级组件属性
  if (config.children) {
    config.children.forEach(item => {
      buildAttributes(item, dataList, ruleList, optionsList, methodList, propsList, uploadVarList, created)
    })
  }
}

// 在Created调用函数
function callInCreated(methodName, created) {
  created.push(`this.${methodName}()`)
}

// 混入处理函数
function mixinMethod(type) {
  const list = []; const
    minxins = {
      file: confGlobal.formBtns ? {
        submitForm: `submitForm() {
        this.$refs['${confGlobal.formRef}'].validate(valid => {
          if(valid) {
            let d={}
            d.tbId=this.tbId+'';
            d.formData=this.formData;
            let authorization = 'Bearer ' + localStorage.getItem("token") || "";
            this.$axios({
                method:'post',
                url:'${baseUrl}/formManage/saveData',
                headers: {
					        'Authorization': authorization
				        },
                data:d
            }).then((resp) =>{          //这里使用了ES6的语法
                if (resp.data.code == 0) { //请求成功返回的数据
                parent.dataeditfinish()
              } else {
                this.$message({
                  message: resp.data.msg,
                  type: "error",
                });
              }      
            }).catch((error) =>
                console.log(error)       //请求失败返回的数据
            )
          }else{
            return;
          }          
        })
      },`,
        resetForm: `resetForm() {
        this.$refs['${confGlobal.formRef}'].resetFields()
      },`,
        init: buildInitMethod()
      } : null,
      dialog: {
        onOpen: 'onOpen() {},',
        onClose: `onClose() {
        this.$refs['${confGlobal.formRef}'].resetFields()
      },`,
        close: `close() {
        this.$emit('update:visible', false)
      },`,
        handelConfirm: `handelConfirm() {
        this.$refs['${confGlobal.formRef}'].validate(valid => {
          if(!valid) return
          this.close()
        })
      },`
      }
    }

  const methods = minxins[type]
  if (methods) {
    Object.keys(methods).forEach(key => {
      list.push(methods[key])
    })
  }

  return list
}

// 构建data
function buildData(scheme, dataList) {
  const config = scheme.__config__
  if ("el-divider" !== config.tag && "span" !== config.tag) {
    if (scheme.__vModel__ === undefined) return
    const defaultValue = JSON.stringify(config.defaultValue)
    dataList.push(`${scheme.__vModel__}: ${defaultValue},`)
  }
}

// 构建校验规则
function buildRules(scheme, ruleList) {
  const config = scheme.__config__
  if (scheme.__vModel__ === undefined) return
  const rules = []
  if (ruleTrigger[config.tag]) {
    if (config.required) {
      const type = isArray(config.defaultValue) ? 'type: \'array\',' : ''
      let message = isArray(config.defaultValue) ? `请至少选择一个${config.label}` : scheme.placeholder
      if (message === undefined) message = `${config.label}不能为空`
      rules.push(`{ required: true, ${type} message: '${message}', trigger: '${ruleTrigger[config.tag]}' }`)
    }
    if (config.regList && isArray(config.regList)) {
      config.regList.forEach(item => {
        if (item.pattern) {
          rules.push(
            `{ pattern: ${eval(item.pattern)}, message: '${item.message}', trigger: '${ruleTrigger[config.tag]}' }`
          )
        }
      })
    }
    if (config.regList2 && config.regList2.id) {
      rules.push(
        `{ pattern: ${eval(config.regList2.pattern)}, message: '${config.regList2.message}', trigger: 'blur' }`
      )
    }
    ruleList.push(`${scheme.__vModel__}: [${rules.join(',')}],`)
  }
  //短信验证码
  if (config.tag == "phone_sms") {
    ruleList.push(`phone_sms: [{ required: true, message: '请填写手机号', trigger: 'change' },
    { required: true, message: '请填写手机号', trigger: 'blur' },
  { pattern: /^[1][3-9][0-9]{9}$/, message: '请输入正确的手机号', trigger: 'blur' }],`);
    ruleList.push(`code_sms: [{ required: true, message: '请输入验证码', trigger: 'blur' }],`);
  }
}

// 构建options
function buildOptions(scheme, optionsList) {
  if (scheme.__vModel__ === undefined) return
  // el-cascader直接有options属性，其他组件都是定义在slot中，所以有两处判断
  let { options } = scheme
  if (!options) options = scheme.__slot__.options
  if (scheme.__config__.dataType === 'dynamic') { options = [] }
  let tag = scheme.__config__.tag;
  //el-select、el-radio-group、el-checkbox-group 特殊处理 将value转字符串类型
  //"el-select" == tag || "el-radio-group" == tag || "el-checkbox-group" == tag
  if (["el-checkbox-group", "el-select", "el-radio-group"].includes(tag)) {
    if (options.length > 0) {
      options.forEach(o => {
        o.value = o.value + "";
      })
    }
  }
  const str = `${scheme.__vModel__}Options: ${JSON.stringify(options)},`
  optionsList.push(str)
}

function buildProps(scheme, propsList) {
  const str = `${scheme.__vModel__}Props: ${JSON.stringify(scheme.props.props)},`
  propsList.push(str)
}

// el-upload的BeforeUpload
function buildBeforeUpload(scheme) {
  const config = scheme.__config__
  const unitNum = units[config.sizeUnit]; let rightSizeCode = ''; let acceptCode = ''; const
    returnList = []
  if (config.fileSize) {
    rightSizeCode = `let isRightSize = file.size / ${unitNum} < ${config.fileSize}
    if(!isRightSize){
      this.$message.error('文件大小超过 ${config.fileSize}${config.sizeUnit}')
    }`
    returnList.push('isRightSize')
  }
  if (scheme.accept) {
    acceptCode = `let isAccept = new RegExp('${scheme.accept}').test(file.type)
    if(!isAccept){
      this.$message.error('应该选择${scheme.accept}类型的文件')
    }`
    returnList.push('isAccept')
  }
  const str = `${scheme.__vModel__}BeforeUpload(file) {
    ${rightSizeCode}
    ${acceptCode}
    return ${returnList.join('&&')}
  },`
  return returnList.length ? str : ''
}

// el-upload的submit
function buildSubmitUpload(scheme) {
  const str = `submitUpload() {
    this.$refs['${scheme.__vModel__}'].submit()
  },`
  return str
}
/**
 * 构建业务组件
 * @param {*} methodList
 */
function buildBizMethod(methodList) {
  confGlobal.fields.forEach(el => {
    //地区
    if (el.__config__.tag == "fortress-region") {
      const str = `,${el.__vModel__}RegionHandler(regions, regionsInfo) {
      this.region = regions;
      if (regions.length == 3) {
        this.${confGlobal.formModel}.${el.__vModel__} = regions[0]+","+regions[1]+","+regions[2];
        this.${confGlobal.formModel}.${el.__vModel__}Name = regionsInfo[0].name+","+regionsInfo[1].name+","+regionsInfo[2].name;
      } else {
        this.${confGlobal.formModel}.${el.__vModel__} = "";
        this.${confGlobal.formModel}.${el.__vModel__}Name = "";
      }
    }`
      methodList.push(str)
      // 手机短信
    } else if (el.__config__.tag == "phone_sms") {
      const str = `,` + bindGetCodeMethod(el)
      methodList.push(str)
    }
  })
}
/**
 * 构建初始化方法
 */
function buildInitMethod() {
  let bizInit = ``;
  confGlobal.fields.forEach(el => {
    if (el.__config__.tag == "fortress-region") {
      bizInit = bizInit + `let ${el.__vModel__} = [];
              if(this.${confGlobal.formModel}.${el.__vModel__}){
                ${el.__vModel__}=this.${confGlobal.formModel}.${el.__vModel__}.split(",");
              }
              this.$refs.${el.__vModel__}.init(${el.__vModel__});`
    }
  })
  return `init(tbId,id) {
          //修改
          if (id) {
            this.formData.id=id;
            this.$axios({
                method:'get',
                url:'${baseUrl}formManage/info',
                params:{
                  id:id,
                  tbId:'${tbId}'
                }
            }).then((resp) =>{          //这里使用了ES6的语法
                if (resp.data.code == 0) { //请求成功返回的数据
                this.formData = {
                    ...this.formData,
                    ...resp.data.data,
                  }
                  ${bizInit}
              } else {
                this.$message({
                  message: resp.data.msg,
                  type: "error",
                });
              }
            }).catch((error) =>
                console.log(error)       //请求失败返回的数据
            )}
        }`
}

//获取验证码
function bindGetCodeMethod(el) {
  let intervalSecond = el.__config__.intervalSecond ? el.__config__.intervalSecond : 60
  const str = `getCode(){
    let _this = this;    
    //校验手机号
    const reg = /^[1][3-9][0-9]{9}$/;
    if(!reg.test(this.${confGlobal.formModel}.phone_sms)){
      this.$message({
        message: "请填写正确的手机号",
        type: "error",
      });
      return;
    }
    //获取验证码
    let d ={
      tbId:this.tbId,
      phone_sms:this.${confGlobal.formModel}.phone_sms
    };
    this.$axios({
        method:'post',
        url:'${baseUrl}formManage/getCode',
        data:d
    }).then((resp) =>{          //这里使用了ES6的语法
        if (resp.data.code == 0) { //请求成功返回的数据
          this.$message({
            message: "发送成功",
            type: "success",
          });
      } else {
        this.$message({
          message: resp.data.msg,
          type: "error",
        });
      }
    }).catch((error) =>
        console.log(error)       //请求失败返回的数据
    )
    //显示验证码输入框
    this.smsCodeFlag = true;
    //按钮倒计时
    let timmer = setInterval(function () {
      _this.smsTimer = _this.smsTimer-1
      _this.codeSmsDesc = _this.smsTimer+"s"
      if (
        _this.smsTimer<=0
      ) {
        _this.smsTimer=${intervalSecond}
        _this.codeSmsDesc = "获取验证码"
        clearInterval(timmer);
      }
    }, 1000);
  }`
  return str;
}


function buildOptionMethod(methodName, model, methodList, scheme) {
  const config = scheme.__config__
  const str = `${methodName}() {
    // 注意：this.$axios是通过Vue.prototype.$axios = axios挂载产生的
    this.$axios({
      method: '${config.method}',
      url: '${config.url}'
    }).then(resp => {
      var { data } = resp
      this.${model} = data.${config.dataPath}
    })
  },`
  methodList.push(str)
}

// js整体拼接
function buildexport(conf, type, data, rules, selectOptions, uploadVar, props, methods, created, mounted, configTbId, intervalSecond) {
  const str = `
  ${exportDefault}{
  ${inheritAttrs[type]}
  components: {},
  props: [],
  data () {
    return {
      'tbId':'${configTbId}',
      'smsTimer':${intervalSecond},
      'smsCodeFlag':false,
      'codeSmsDesc':"获取验证码",
      ${conf.formModel}: {
        ${data}
      },
      ${conf.formRules}: {
        ${rules}
      },
      ${uploadVar}
      ${selectOptions}
      ${props}
    }
  },
  computed: {},
  watch: {},
  created () {
    ${created}
  },
  mounted () {
    ${mounted}
  },
  methods: {
    ${methods}
  }
}`
  return str
}
